[GHC] #10099: cabal install broken with ghc 7.10.1-rc2

[GHC]

#10099: cabal install broken with ghc 7.10.1-rc2
-------------------------------------+-------------------------------------
        Reporter:  trommler          |                   Owner:
            Type:  bug               |                  Status:  new
        Priority:  highest           |               Milestone:  7.10.1
       Component:  Package system    |                 Version:  7.10.1-rc2
      Resolution:                    |                Keywords:
Operating System:  Unknown/Multiple  |            Architecture:
 Type of failure:  Runtime crash     |  Unknown/Multiple
      Blocked By:                    |               Test Case:
 Related Tickets:                    |                Blocking:
                                     |  Differential Revisions:
-------------------------------------+-------------------------------------

Comment (by jstolarek):

 I also built 7.10.1-RC2 from source, although I did not bootstrap for the
 second time.

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10099#comment:4>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler